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Investments in and Advances to Joint Ventures - Additional Information (Detail) (USD $)	6 Months Ended			1 Months Ended	6 Months Ended	1 Months Ended
	Jun. 30, 2013 Assets Store	Jun. 30, 2012 Assets	Dec. 31, 2012 Store	May 31, 2013 Blackstone Group [Member] Center	Jun. 30, 2013 Blackstone Group [Member]	Apr. 30, 2013 DDRTC JV [Member] Assets
Schedule of Equity Method Investments [Line Items]
Shopping centers owned	199		206
Investment basis Value For which No Income Loss Recognized	$ 0
Obligation or Intent to fund additional capital	0
Number of properties acquired	30			30
Value of shopping centers				1,460,000,000
Value of shopping centers				1,540,000,000
Full Value of the real estate to be acquired				100.00%
Cash payment under purchase agreement				566,000,000
Ownership interest of joint venture partner to be acquired				95.00%
Company's share of repaid mortgage debt				398,000,000
Preferred equity interest	146,000,000			146,000,000
Repaid mortgage debt				406,000,000
Deposit					25,000,000
Ownership interest of joint venture partner						85.00%
Number of joint venture assets acquired	5	2				5
Purchase price of acquired entities						110,500,000
Repaid mortgage debt						$ 92,400,000